wireshark: Denial of service (crash) due memory alignment problem on SPARC and Itanium processors (wnpa-sec-2012-10)
Published Jun 30, 2012
3.3
LOWCVSS 2.0
EPSS 3.98%
Description
Wireshark 1.4.x before 1.4.13 and 1.6.x before 1.6.8 on the SPARC and Itanium platforms does not properly perform data alignment for a certain structure member, which allows remote attackers to cause a denial of service (application crash) via a (1) ICMP or (2) ICMPv6 Echo Request packet.
Affected products
No data.
- 1.4.0
- 1.4.0
- 1.4.1
- 1.4.1
- 1.4.2
- 1.4.2
- 1.4.3
- 1.4.3
- 1.4.4
- 1.4.4
- 1.4.5
- 1.4.5
- 1.4.6
- 1.4.6
- 1.4.7
- 1.4.7
- 1.4.8
- 1.4.8
- 1.4.9
- 1.4.9
- 1.4.10
- 1.4.10
- 1.4.11
- 1.4.11
- 1.4.12
- 1.4.12
- 1.4.13
- 1.4.13
- 1.6.0
- 1.6.0
- 1.6.1
- 1.6.1
- 1.6.2
- 1.6.2
- 1.6.3
- 1.6.3
- 1.6.4
- 1.6.4
- 1.6.5
- 1.6.5
- 1.6.6
- 1.6.6
- 1.6.7
- 1.6.7
- 1.6.8
- 1.6.8
No data.
Red Hat Enterprise Linux 5
wireshark
Not affected
Red Hat Enterprise Linux 6
wireshark
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | wireshark | Not affected | n/a |
| Red Hat Enterprise Linux 6 | wireshark | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Not Vulnerable. This issue does not affect the version of wireshark as shipped with Red Hat Enterprise Linux 5 and 6.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:A/AC:L/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.98% (0.03976) | 90.16th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.98% (0.03976) | 89.10th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.82% (0.01824) | 81.68th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.66% (0.00664) | 80.37th | v3 (v2023.03.01) |
| Mar 29, 2024 | 0.66% (0.00664) | 79.24th | v3 (v2023.03.01) |
| Jan 29, 2024 | 0.75% (0.00748) | 78.97th | v3 (v2023.03.01) |
| Sep 24, 2023 | 0.85% (0.00846) | 80.14th | v3 (v2023.03.01) |
| Jul 25, 2023 | 1.39% (0.01388) | 84.59th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.50% (0.01496) | 84.80th | v3 (v2023.03.01) |
| Mar 6, 2023 | 11.00% (0.10995) | 94.86th | v2 (v2022.01.01) |
| Sep 14, 2022 | 11.00% (0.10995) | 94.64th | v2 (v2022.01.01) |
| Jun 13, 2022 | 11.34% (0.11341) | 94.70th | v2 (v2022.01.01) |
| Apr 1, 2022 | 11.73% (0.11732) | 94.76th | v2 (v2022.01.01) |
| Mar 11, 2022 | 11.73% (0.11732) | 89.13th | v2 (v2022.01.01) |
| Feb 4, 2022 | 12.52% (0.12516) | 89.83th | v2 (v2022.01.01) |
References (13)
- http://anonsvn.wireshark.org/viewvc?view=revision&revision=42393 x_refsource_CONFIRMPatch
- http://secunia.com/advisories/49226 third-party-advisoryx_refsource_SECUNIA
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:015 vendor-advisoryx_refsource_MANDRIVA
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:042 vendor-advisoryx_refsource_MANDRIVA
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:080 vendor-advisoryx_refsource_MANDRIVA
- http://www.securityfocus.com/bid/53653 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1027094 vdb-entryx_refsource_SECTRACK
- http://www.wireshark.org/security/wnpa-sec-2012-10.html x_refsource_CONFIRMVendor Advisory
- https://access.redhat.com/security/cve/CVE-2012-2394 Vendor Advisory
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7221 x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=824419 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2012-2394
- https://www.cve.org/CVERecord?id=CVE-2012-2394
Change history (0)
No recorded changes yet.